Engine, gas, 8 cylinder, 5.3L, sequential fuel injection, iron, cylinder deactivation, GM

Years 2007–09 Models 4 Factory citations 13

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Also documented for GMC

Documented applications

Avalanche — GMT900 (2007–2013)

2007–2009 Factory-verified

Wikipedia names the 5.3L LY5 as a gasoline engine of the generation.

GM factory document — 2007 chevrolet avalanche 2wd rpo code list, p.1.
GM factory document — 2008 chevrolet avalanche 2wd rpo code list, p.1.
GM factory document — 2009 chevrolet avalanche 2wd rpo code list, p.1.
GM Heritage factory kit — 2007 Chevrolet Avalanche, p.139.

Silverado — GMT900 (2007–2013)

2009 Factory-verified

GM factory document — 2009 chevrolet silverado 2wd rpo code list, p.1.

Suburban — GMT900 (2007–2014)

2007–2009 Factory-verified

Wikipedia's Suburban page names the 5.3L LY5 V8 for the 1500.

GM factory document — 2007 chevrolet chevy suburban 2wd rpo code list, p.1.
GM factory document — 2008 chevrolet chevy suburban 2wd rpo code list, p.1.
GM factory document — 2009 chevrolet chevy suburban 2wd rpo code list, p.1.
GM Heritage factory kit — 2007 Chevrolet Suburban, p.33, p.150.

Tahoe — GMT900 (2007–2014)

2007–2009 Factory-verified

Wikipedia's Tahoe page names the 5.3L LY5 V8 for 2007 to 2014; the kit's RPO list prints it.

GM factory document — 2007 chevrolet tahoe 2wd rpo code list, p.1.
GM factory document — 2008 chevrolet tahoe 2wd rpo code list, p.1.
GM factory document — 2009 chevrolet tahoe 2wd rpo code list, p.1.
GM Heritage factory kit — 2007 Chevrolet Tahoe, p.28, p.135.

This page aggregates every documented appearance of LY5 in the Chevrolet reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.